public WeightedEvaluator(int weight, Evaluator evaluator)
 {
     Weight = weight;
     Evaluator = evaluator;
 }
 public AlphabetaEvaluator(int maxSearchDepth, Evaluator nodeEvaluator)
 {
     MaxSearchDepth = maxSearchDepth;
     _nodeEvaluator = nodeEvaluator;
 }